Yamaha MT-03
48 hp, 660 cc, 192 kg2006 - 2015
Aprilia Pegaso 650
45 hp, 652 cc, 186 kg1992 - 1995
MetricUS
EngineYamaha MT-03Aprilia Pegaso 650
Engine codeRotax 655
Displacement660 cc652 cc
Max power48 hp (@6 250 RPM)45 hp (@6 750 RPM)
Max torque56 Nm (@5 500 RPM)56 Nm (@5 500 RPM)
Redline7 500 RPM7 500 RPM
Idling speed1 200 RPM1 400 RPM
ManagementFuel InjectionCarburetor
LayoutSOHC SingleDOHC Single
Compression10.00:19.10:1
Oil capacity3.40 litre
Oil type10W40, Yamalube 10W40, Shell Rotella 10W4015W40
Spark plug typeNGK CR7ENGK DR8EA
CoolingLiquidLiquid
Valves45
Bore100.0 mm100.0 mm
Stroke84.0 mm83.0 mm
Throttle bore33.0 mm
Weight to power4.00 kg/hp4.13 kg/hp
Power to weight250 hp/Ton241 hp/Ton
Battery typeGT9B-4, 12V 8Ah
GearboxYamaha MT-03Aprilia Pegaso 650
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type
Gears count55
Primary ratio2.0831.946
Final drive3.1332.75
1. gear2.5 (54 km/h)2.75 (60 km/h)
2. gear1.625 (83 km/h)1.75 (95 km/h)
3. gear1.15 (118 km/h)1.313 (126 km/h)
4. gear0.909 (149 km/h)1.045 (159 km/h)
5. gear0.769 (176 km/h)0.875 (190 km/h)
ChasisYamaha MT-03Aprilia Pegaso 650
Frame typeTruss diamondTwin-spar aluminium
Front susp.Telescopic fork, 130.00 mm travel40mm USD, 210.00 mm travel
Rear susp.Swingarm, 120.00 mm travelMonoshock, 210.00 mm travel